Digitalized communication system with computation and control capabilities employing transmission line loop for data transmission



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IN VENTOR ARTHUR A. COLLINS ATTORNEY A. A. COLLINS DIGITALIZED COMMUNICATION SYSTEM WITH COMPUTATION AND CONTROL CAPABILITIES EMPLOYING TRANSMISSION LINE LOOP FOR DATA TRANSMISSION Filed July 2. 1968 LOOP 293' RECENE 48 Sheets-Sheet 10 T AGC CONTROLLED 40 AMPLIFIER I 'l 4/0 4/6 l 420: G7 4/? L- J TO DEMODULATOR 407 T ENABLE FROM MODULATOR PowER 408 SUPPLIES P MR 40 SERISING 9 CIRCUIT summms 404 NETWORK V L RELAY 4/0 I DRIVER OUTPUT 405 AMPLIFIER LOOP TRANSMIT I N VIiN 'I DR ARTHUR A. COLLINS AT TORNEYPWLV, w

. 1, 1970 A. A. COLLINS 3,544,976

DIGITALIZED COMMUNICATION SYSTEM WITH COMPUTATION AND CONTROL CAPABILITIES EHPLOYING TRANSMISSION LINE LOOP FOR DATA TRANSMISSION 48 Sheets-Sheet 11 Filed July 2, 1968 mw 8mm 02.2; xi J r 3.35%. @9850 N. A l 5:. 3 0? v? mnv a a mmvl M5 a; 3. w V630 6 Wig w =5 02% 63am 19$. wnwl ommmwwwm I! I1 506 Emmi oz 19 $538 \mw.3c 3 SzwaSE mob d kw L wn a Q I tm m 5:.165 :8 M i m H Al :mozxw A 8+oz mm u .l 365 5:2: 3 L H ZzQw 8:5: QOSSQQEL 3i I ii :1 Ir. .1 1; .03. 4 E3 :2: 85% tax 025; x L $56 0% @963 m Bwfio 20E mmumDm IN VIEN'I'OR A COLLINS ARTHUR Dec. 1, 1970 A. A. COLLINS r 3,544,976

DIGITALIZED COMMUNICATION SYSTEM WITH COMPUTATION AND CONTROL CAPABILITIES EHPLOYING TRANSMISSION LINE LOOP FDR DATA TRANSMISSION Filed July 2, 196B 48 Sheets-Sheet 12 LIMITED (a) I I (C) RX DATA (D) x DATA EJL (E) 355% E- JTL E5 5:, 9 Z I? H F |6 |5 4I o I o I o T DA A (A) FR0I SPEED CHANGE BUFFE B LOCK E D T I MING Bl-PHASE TX-SIGNAL (C) o sERIEs UNIT svuc FL/OFCKED 53/ smc R 6 EE ENABLE 534 535 3 T SUPERVISORY SYNC S Q SYNC E TIMING 539 49/ BUS TIMING (CLOCK) FROM TIME BASE I 3, PULSE I TIME SLOT (FROM SARU) GENERATOR 0 508' 537 TIME SLOT Hi I E ,J *L v INVIzNlUR F l6 l6 ARTHUR A. COLLINS ATTORNEY I, 1970 A. A. COLLINS 3,544,976

DIGITALIZED comumcmxon SYSTEM WITH COMPUTATION AND CONTROL CAPABILITIES EMPLOYING TRANSMISSION LINE LOOP FOR DATA TRANSMISSION Filed July 2, 1968 48 Sheets-Sheet 13 5 RM L WIlliitlJllillIlJ Wm b0 A 58m 1 OE mm U ms w m A A n M wk a? iv #5152 m Q A 02$ w n 958 w m zw U Mk w 0A4? 1 wk. Tm? .l lv||l|l| I I I 4||||L n l l l i J M 9:2; U 853 M r I I I I l I I I II J oz; w E m m 5 459.528 u U U L 8 mwmv 5 E0 2 L N m m n m w m Mum m w F L. w km F L 025 Q uz w+L!\o wfiii zoEozoo mmv o m hi m 025 N oz 02 M Nb? M ATTORNEY PM 14/. PM

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SYSTEM WITH COMPUTATION AND CONTROL CAPABILITIES EMPLOYING TRANSMISSION DIGITALIZED COMMUNICATION LINE LOOP FOR DATA TRANSMISSION 48 Sheets-Sheet 15 Filed July 2, 1958 025; N E E8588 mnA m8 22m &8 $25 6 25 T1 52% 4 wq w Swim E 6528 E3 6528 D D DD NFL E \D D D DQ mmm %b D H U H zo m m "o wm m mam 52mg m m SEE SE Rn 02.2; mam awn Rn wnn nwm I l 1 1338028 q ai 3206 mwr=dz m5. mo EEUSm mDm mmtszq T u mmhzm m02 IQ motzos KOEZSEP 3:05 05% E L I a 53 motzoz vnn an? wnn INVl-NVI ()I' ARTHUR A. COLLINS ATTORNEY Dec. 1, 1970 A. A. COLLINS 3,544,

DIGITALIZED COMMUNICATION SYSTEM WITH COMPUTATION AND CONTROL CAPABILITIES EMPLOYING TRANSMISSION LINE LOOP FOR DATA TRANSMISSION Filed July 2. 1968 48 Sheets-Sheet 16 576 577 MONITOR 578 579 580 BUS FWR ,SMOOTHING 582 S'GNAL FILTER J 0 59/0 J g 575 C C POSITIVE SUPERVISORY TlMlf lG 59/ c c eus TIMING 584 K 5 K 5 sas NOT SUPERVISORY TIMING 586 SUPERVISORY TIMING sar 588 595 V ,v \1 x TIME SLOT )ENABLE SYNC PULSE FRAME MONITOR BUS S'GNAL 4CYCLES I (B) SMOOTHING I cARRIER oIF FILTER I OUTPUT I (C) SUPERVISORY I l WWMI TIMING 1 I 1 E TIMING W i BUS WW U1FLJUU II :3 I :I I I FLIP-FLOP 0 I 6 It .I t (F 579 M I. 1-. 4.3219 MONITOR (G) RESPONSE l 2| 8' I (H)TIME SLOT I 1 l I )TX ENABLE I 1 F1 INVliN'IOR ARTHUR A. COLLINS ATTORNEY D w W. M

48 Sheets-Sheet 17 A. A. COLLINS LINE LOOP FOR DATA TRANSMISSION DIGITALIZED COMMUNICATION SYSTEM WITH COMPUTATION AND CONTROL CAPABILITIES EMPLOYING TRANSMISSION Filed July 2, 1.968

! DELIMITER A WFROM LCU) BUS (TO OTHER DCU'S) Du:- 1, 1970 A. A. COLLINS 3,544,976

DIGITALIZED COMMUNICATION SYSTEM WITH COMPUTATION AND CONTROL CAPABILITIES EMPLOYING TRANSMISSION LINE LOOP FOR DATA TRANSMISSION Filed July 2, 1968 48 Sheets-Sheet 1B CON 0 'IEIiIE TR I BUS (TO smc (FROM LCU) DETECTOR) FIG 20A BIT CLOCK 62 I I 602 #604 L P FIL'I ER 5 603 COgATTFAOL AMPLIFIER To SYNC L AND E "0R" o= SQUARING ETEC 0R LIMITER RC :L AMPLIFIER ADDR ss 4 Au e CONTROL 620 623 626 BUS (TO O HER DCU s) E FROM LCU 628 629 630 52m 3/3" TERMINATOR 0 SQUARING ADDRESS R0 BIT AMPLIFIER 7 RECOG AND DCFE cog TgoL 603 (To, OTHER FIG 20B DCU'SI I SUPERVISORY FIELD DATA HELD II. "U

IDIALOG|C BIT I I I UL T CONTROL BUS (TO TERMINATOR) (B) FILTERED DATA L m Nu I a (C SIUPERVISORY FIELD ITRANSMITTED As CONTROL DATA 4 ZEROS (FROM I w .T TERMINATO I +4 IA- APPRox ZBIT DELAY G 22 INVIiNNJR ARTHUR A. COLLINS ATTORNEY DMXMPMA 1970 A. A. COLLINS DIGITALIZED COMMUNICATION SYSTEM WITH COMPUTATION- AND CONTROL CAPABILITIES EMPLOYING TRANSMISSION LINE LOOP FOR DATA TRANSMISSION 48 Sheets-Sheet 19 Filed July 2, 1968 (A) gwa v CONTROL I DATA FIELD FDIALOGIC BIT BUS (TO DEMOD 'llill HMW ETT' CLOCK SIGNAL FILTERED DATA Y A L E D W 8 l4 X 0 R P P IN L M mmow TARM WD E C (D FIG 2| INVIEN'IOR ARTHUR A. COLLINS ATTORNEY pm l m,

A. A. COLLINS 3,544,976 DIGITALIZED COMMUNICATION SYSTEM WITH COMPUTATION AND CONTROL CAPABILITIES EMPLOYING TRANSMISSION LINE LOOP FOR DATA TRANSMISSION 48 Sheets-Sheet 20 Filed July 2, i963 MEG mm 0K 025 um .Rm mnm/ V606 f pm mvw ,mowmmwumw L n E E3 mam 1353MB .6528 V 0 WWW H m H I 36 LIF L n Rm JLI $2550 .bwfi 3 51 Nam. oi 8 1 wvm lliL rlivil+ Q? nmw U sum x f I QMQ G95 Emma Emma d Emma ms; at o 8 $6 m 8 I 8 m on I oz w J I NMm mmw Rm m .F 4 .I W o W M? o w 1 o I o M wnmlmvw zwm nit E \Lwkt mnw 55:8 22m 025 INVISN'IOR ARTHUR A. COLLINS ATTORNEXMA/fi 

